CN110812559B - Hemodialysis is used has fixed equipment of blood nursing accuse temperature - Google Patents
Hemodialysis is used has fixed equipment of blood nursing accuse temperature Download PDFInfo
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- CN110812559B CN110812559B CN201911181068.3A CN201911181068A CN110812559B CN 110812559 B CN110812559 B CN 110812559B CN 201911181068 A CN201911181068 A CN 201911181068A CN 110812559 B CN110812559 B CN 110812559B
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- hemodialysis
- blood
- heating system
- control valve
- temperature control
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/14—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis
- A61M1/16—Dialysis systems; Artificial kidneys; Blood oxygenators ; Reciprocating systems for treatment of body fluids, e.g. single needle systems for hemofiltration or pheresis with membranes
- A61M1/1621—Constructional aspects thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3607—Regulation parameters
- A61M1/3609—Physical characteristics of the blood, e.g. haematocrit, urea
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/369—Temperature treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M2209/00—Ancillary equipment
- A61M2209/08—Supports for equipment
- A61M2209/088—Supports for equipment on the body
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- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Cardiology (AREA)
- Urology & Nephrology (AREA)
- Emergency Medicine (AREA)
- External Artificial Organs (AREA)
Abstract
The invention particularly relates to a fixing device with blood nursing temperature control for hemodialysis, which belongs to the field of hemodialysis and comprises an arm fixing sleeve additionally provided with a locking plate, wherein the bottom of the arm fixing sleeve is provided with a supporting base; a through-jack is inserted in the constant temperature box; a heating system and a heat preservation chamber which are mutually communicated are arranged inside the constant temperature box, a return pipe is arranged inside the heating system, two ends of the return pipe are respectively connected with a control valve A and a control valve B which are internally provided with temperature sensors, and the heat preservation chamber is sleeved outside the through hole; the blood delivery pipe is fixed on the constant temperature box in a limiting way through the through-inserting hole, the backflow pipe realizes the backflow of the superheated air inside the heating system and the neutralization of the cold air, and the backflow of the supercooled air with the temperature not reaching the standard heats again, heats and keeps warm and separates, and the temperature stability of a heat source is realized, so that the indirect uniform temperature control is realized.
Description
Technical Field
The invention relates to the field of hemodialysis, in particular to a fixing device with blood nursing temperature control function for hemodialysis.
Background
Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, passing through a dialyzer consisting of a plurality of hollow fibers, enabling the blood and electrolyte solution with similar body concentration to be inside and outside one hollow fiber, and performing substance exchange by dispersion, ultrafiltration, adsorption and convection principles to remove metabolic waste in the body and maintain the balance of electrolyte and acid-base; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis.
In practical application, blood can the problem of temperature decline when flowing in the pipeline, and then appeared being used for the equipment of blood heating in the market, but most equipment all have a problem be exactly for blood heating accuse temperature, but the degree of consistency and the dynamics of heating of accuse temperature are difficult to be mastered, cause local overheat or local insufficient temperature control's scheduling problem for blood easily.
In order to solve the problems, the invention provides a fixing device with blood nursing temperature control for hemodialysis.
Disclosure of Invention
The present invention is directed to a fixing device with blood nursing temperature control for hemodialysis, which solves the above problems of the prior art.
In order to achieve the purpose, the invention provides the following technical scheme:
a fixing device with blood nursing temperature control for hemodialysis comprises an arm fixing sleeve additionally provided with a locking plate, wherein a supporting base is arranged at the bottom of the arm fixing sleeve;
in order to facilitate the insertion of the blood conveying pipe, insertion holes are inserted in the constant temperature box, and the periphery of each insertion hole is made of heat conducting materials;
in order to separate heating from heat preservation and realize stable temperature of a heat source so as to indirectly and uniformly control the temperature, a heating system and a heat preservation chamber which are mutually communicated are arranged in the constant temperature box, a return pipe is arranged in the heating system, two ends of the return pipe are respectively connected with a control valve A and a control valve B which are internally provided with temperature sensors, and the heat preservation chamber is sleeved outside the through hole;
furthermore, the blood delivery pipe is fixed on the constant temperature box in a limiting way through the through-inserting hole, the heating system heats the air inside and then leads the air into the heat preservation chamber, the return pipe realizes the return flow of the superheated air inside the heating system and the neutralization of the cold air, and the return flow of the supercooled air with the temperature not reaching the standard reheats, the heating and heat preservation separation is realized, the temperature stability of the heat source is realized, and the indirect uniform temperature control is realized.
The further scheme of the invention is as follows: the fixed cover of arm comprises two articulated fixed half pipes, and two half intraducts all have laid the interior pad to and two half pipes are fixed through the locking plate, are provided with a plurality of knots of hanging on the locking plate.
The invention further comprises the following scheme: an exhaust fan A and an exhaust fan B are installed between the heating system and the heat preservation chamber, a curved pipe is arranged on the heating system, the curved pipe is connected between a control valve A and a control valve B, the control valve A is connected to the exhaust fan B through an air supply pipe, and the control valve B is connected to the exhaust fan A.
The invention further comprises the following scheme: the material of the bent pipe is heat conduction material.
The invention further comprises the following scheme: and a heating conductive wire is additionally arranged on the outer side of the curved pipe.
Further, the exhaust fan a can draw the air after heat conduction inside the heat-retaining chamber into the heating system, and the air is heated by the curved pipe and then introduced into the heat-retaining chamber through the blast pipe and the exhaust fan B.
The invention further comprises the following scheme: the support base comprises an upper plate and a bottom plate arranged at the lower end of the upper plate, a lifting system is installed between the upper plate and the bottom plate, a hinged column is fixed on the upper surface of the upper plate and hinged on an arm fixing sleeve, four supporting rods distributed in a rectangular array are arranged on the upper surface of the upper plate, and the supporting rods are telescopic rods.
Furthermore, realized that the fixed cover of arm is rotated about the hinge post on the top plate to through the spacing fixed of telescopic link, so that after the fixed arm, be convenient for adjust the posture, be favorable to improving the comfort level.
The invention further comprises the following scheme: the lifting system is provided with a fixed plate, the lower end of the fixed plate is hinged with two rotating rods which are symmetrically distributed, the lower ends of the rotating rods are connected to the bottom plate through sliding blocks, rotating handle structures are inserted into the sliding blocks on one side, and the rotating handle structures are fixed on the bottom plate in a rotating mode.
The invention further comprises the following scheme: the rotating handle is structurally provided with a threaded rod, and the inside of the sliding block is matched with the threaded rod to be provided with a threaded hole.
The invention further comprises the following scheme: the bottom plate bottom is installed the heelpiece, and the heelpiece is inside to be equipped with a plurality of springs that are array distribution.
Compared with the prior art, the invention has the beneficial effects that:
1. the blood conveying pipe is limited and fixed on the constant temperature box through the through-inserting hole, the heating system heats the air inside and then leads the air into the heat preservation chamber, the backflow pipe realizes backflow of the superheated air inside the heating system and neutralization of the cold air, and the backflow of the supercooled air with the temperature not reaching the standard is reheated, heated and insulated and separated, and the temperature of the heat source is stabilized so as to indirectly and uniformly control the temperature;
2. the arm fixing sleeve rotates left and right on the upper plate around the hinge column and is fixed in a limiting mode through the telescopic rod, so that after the arm is fixed, the posture can be adjusted conveniently, and the comfort level is improved.
Drawings
FIG. 1 is a schematic structural diagram of a fixing device with blood care temperature control for hemodialysis according to the present invention.
Fig. 2 is a schematic view of the internal structure of the thermostatic cartridge of fig. 1.
Fig. 3 is a schematic structural diagram of the heating system in fig. 2.
Fig. 4 is a schematic structural view of the supporting base in fig. 1.
In the figure:
1-constant temperature box; 2-a through hole; 3-power supply jack; 4-supporting the base; 5-arm fixing sleeve; 6-locking the plywood;
11-a heating system; 12-exhaust fan A; 13-a heat preservation chamber; 14-exhaust fan B; 15-control valve a; 16-a return conduit; 17-blast pipe; 18-bend tubes; 19-control valve B;
41-upper layer plate; 42-a strut; 43-a hinged column; 44-rotating rods; 45-a bottom plate; 46-a base pad; 47-rotating handle structure.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to specific embodiments.
Example 1
Hemodialysis is one of the kidney replacement treatment modes of patients with acute and chronic renal failure. The method comprises the steps of draining blood in vivo to the outside of the body, passing through a dialyzer consisting of a plurality of hollow fibers, enabling the blood and electrolyte solution with similar body concentration to be inside and outside one hollow fiber, and performing substance exchange by dispersion, ultrafiltration, adsorption and convection principles to remove metabolic waste in the body and maintain the balance of electrolyte and acid-base; at the same time, the excess water in the body is removed, and the whole process of purified blood reinfusion is called hemodialysis.
In practical application, blood can the problem of temperature decline when flowing in the pipeline, and then appeared being used for the equipment of blood heating in the market, but most equipment all have a problem be exactly for blood heating accuse temperature, but the degree of consistency and the dynamics of heating of accuse temperature are difficult to be mastered, cause local overheat or local insufficient temperature control's scheduling problem for blood easily.
In order to solve the problems, the invention provides a fixing device with blood nursing temperature control for hemodialysis.
As shown in fig. 1 in detail, a fixing device with blood nursing temperature control for hemodialysis comprises an arm fixing sleeve 5 additionally provided with a locking plate 6, wherein a supporting base 4 is installed at the bottom of the arm fixing sleeve 5, the device further comprises a constant temperature box 1 provided with a power jack 3, and the constant temperature box 1 is installed on the arm fixing sleeve 5 on the side edge of the supporting base 4;
referring now to figures 1-3 of the drawings,
in order to facilitate the insertion of the blood conveying pipe, the constant temperature box 1 is inserted with an insertion hole 2, and the periphery of the insertion hole 2 is made of heat conducting materials;
in order to separate heating from heat preservation and realize stable temperature of a heat source so as to indirectly and uniformly control the temperature, a heating system 11 and a heat preservation chamber 13 which are communicated with each other are arranged in the constant temperature box 1, a return pipe 16 is arranged in the heating system 11, two ends of the return pipe 16 are respectively connected with a control valve A15 and a control valve B19, both ends of the return pipe are internally provided with a temperature sensor, and the heat preservation chamber 13 is sleeved outside the through hole 2;
furthermore, the blood delivery pipe is fixed on the constant temperature box 1 in a limiting way through the through-inserting hole 2, the heating system 11 heats the air inside and then leads the air into the heat preservation chamber 13, the return pipe 16 realizes the purposes of returning the superheated air inside the heating system 11 and neutralizing the cold air, and reheating the superheated air with substandard temperature, heating and heat preservation separation are realized, and the temperature stability of a heat source is realized, so that the indirect uniform temperature control is realized.
For further explanation, the following are specific:
the fixed cover of arm 5 comprises two articulated fixed half pipes, and two half intraducts all have laid interior pad to and two half pipes are fixed through locking plate 6, are provided with a plurality of knots of hanging on locking plate 6.
An exhaust fan A12 and an exhaust fan B14 are installed between the heating system 11 and the heat preservation chamber 13, a curved pipe 18 is arranged on the heating system 11, the curved pipe 18 is connected between a control valve A15 and a control valve B19, the control valve A15 is connected to an exhaust fan B14 through an air supply pipe 17, and the control valve B19 is connected to an exhaust fan A12.
Preferably, the material of the curved pipe 18 is a heat conducting material.
Preferably, a heating conductive wire is additionally arranged on the outer side of the curved pipe 18.
Further, the air blower a12 can draw the air thermally conducted inside the heat retaining chamber 13 into the heating system 11, heat the air by the bending pipe 18, and introduce the heated air into the heat retaining chamber 13 through the air supply pipe 17 and the air blower B14.
Example 2
The present embodiment is further defined on the basis of embodiment 1.
As shown in fig. 4, the supporting base 4 is composed of an upper plate 41 and a bottom plate 45 arranged at the lower end of the upper plate 41, a lifting system is arranged between the upper plate 41 and the bottom plate 45, a hinge column 43 is fixed on the upper surface of the upper plate 41, the hinge column 43 is hinged on the arm fixing sleeve 5, four supporting rods 42 distributed in a rectangular array are arranged on the upper surface of the upper plate 41, and the supporting rods 42 are telescopic rods.
Furthermore, realized that the fixed cover 5 of arm rotates about hinge column 43 on upper plate 41 to through the spacing fixed of telescopic link, so that after the fixed arm, be convenient for adjust the posture, be favorable to improving the comfort level.
Optimized, the last fixed plate that is equipped with of operating system articulates at the fixed plate lower extreme has two dwang 44 that are the symmetric distribution, and dwang 44 lower extreme passes through slider sliding connection on bottom plate 45, and alternates on the slider of one side to have changeing structure 47, changes structure 47 and rotates to fix on bottom plate 45.
Preferably, the handle structure 47 is provided with a threaded rod, and the inside of the sliding block is provided with a threaded hole in cooperation with the threaded rod.
The bottom of the bottom plate 45 is provided with a bottom pad 46, and a plurality of springs distributed in an array are arranged inside the bottom pad 46.
And then buffering is realized so as to improve the comfort level of lowering.
The working principle of the invention is as follows: the invention relates to a fixing device with blood nursing temperature control for hemodialysis, wherein an exhaust fan A12 can pump air after heat conduction in a heat preservation chamber 13 into a heating system 11, the air is heated by a curved pipe 18 and then is guided into the heat preservation chamber 13 through an air supply pipe 17 and an exhaust fan B14, a blood conveying pipe is fixed on a constant temperature box 1 in a limiting way through a through hole 2, the air in the heating system 11 is heated and then is introduced into the heat preservation chamber 13, and a return pipe 16 realizes the purposes of returning superheated air in the heating system 11 to the heat preservation chamber 13, neutralizing cold air and returning subcooled air with unqualified temperature to reheat, heat and insulate and separate the air, and realize stable temperature of a heat source so as to indirectly and uniformly control the temperature.
In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (8)
1. A fixing device with blood nursing temperature control for hemodialysis comprises an arm fixing sleeve (5) additionally provided with a locking plate (6), wherein a supporting base (4) is installed at the bottom of the arm fixing sleeve (5), and the fixing device is characterized by further comprising a constant temperature box (1) provided with a power jack (3), wherein the constant temperature box (1) is installed on the arm fixing sleeve (5) on the side edge of the supporting base (4);
the constant-temperature box (1) is inserted with the insertion holes (2), and the periphery of the insertion holes (2) is made of heat conduction materials;
the thermostatic box (1) is internally provided with a heating system (11) and a heat preservation chamber (13) which are communicated with each other, a return pipe (16) is arranged in the heating system (11), two ends of the return pipe (16) are respectively connected with a control valve A (15) and a control valve B (19) which are internally provided with temperature sensors, and the heat preservation chamber (13) is sleeved outside the through hole (2);
an exhaust fan A (12) and an exhaust fan B (14) are installed between the heating system (11) and the heat preservation chamber (13), a curved pipe (18) is arranged on the heating system (11), the curved pipe (18) is connected between a control valve A (15) and a control valve B (19), the control valve A (15) is connected to the exhaust fan B (14) through an air supply pipe (17), and the control valve B (19) is connected to the exhaust fan A (12).
2. The fixing device with blood nursing temperature control for hemodialysis as claimed in claim 1, wherein the arm fixing sheath (5) is composed of two half tubes fixed by hinge, and the two half tubes are laid with inner pads inside, and fixed by locking plate (6), and the locking plate (6) is provided with a plurality of hanging buckles.
3. The fixing device with blood nursing temperature control for hemodialysis of claim 1, wherein the curved tube (18) is made of heat conductive material.
4. The fixing device with blood nursing temperature control for hemodialysis according to claim 1, wherein the outer side of the curved tube (18) is installed with heating conductive wires.
5. A fixing device with blood nursing temperature control for hemodialysis according to any of claims 1-4, wherein the supporting base (4) is composed of an upper plate (41) and a bottom plate (45) disposed at the lower end of the upper plate (41), a lifting system is installed between the upper plate (41) and the bottom plate (45), a hinge column (43) is fixed on the upper surface of the upper plate (41), the hinge column (43) is hinged on the arm fixing sleeve (5), and four supporting rods (42) are disposed on the upper surface of the upper plate (41) and distributed in a rectangular array, and the supporting rods (42) are telescopic rods.
6. The fixing equipment with the blood nursing temperature control function for hemodialysis according to claim 5, wherein the lifting system is provided with a fixing plate, the lower end of the fixing plate is hinged with two rotating rods (44) which are symmetrically distributed, the lower end of each rotating rod (44) is slidably connected to the bottom plate (45) through a sliding block, a rotating handle structure (47) is inserted in the sliding block on one side, and the rotating handle structure (47) is rotatably fixed on the bottom plate (45).
7. The fixing equipment with blood nursing temperature control for hemodialysis of claim 6, wherein the rotating handle structure (47) is provided with a threaded rod, and the inside of the sliding block is provided with a threaded hole matching with the threaded rod.
8. The fixing device with blood nursing temperature control for hemodialysis of claim 5, wherein the bottom of the bottom plate (45) is installed with a bottom pad (46), and the bottom pad (46) is internally provided with a plurality of springs distributed in an array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911181068.3A CN110812559B (en) | 2019-11-27 | 2019-11-27 | Hemodialysis is used has fixed equipment of blood nursing accuse temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911181068.3A CN110812559B (en) | 2019-11-27 | 2019-11-27 | Hemodialysis is used has fixed equipment of blood nursing accuse temperature |
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| CN110812559A CN110812559A (en) | 2020-02-21 |
| CN110812559B true CN110812559B (en) | 2020-10-27 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370231A (en) * | 2020-11-12 | 2021-02-19 | 南京市中西医结合医院 | Medical hemodialysis upper limbs fixing device |
| CN112691247A (en) * | 2020-12-21 | 2021-04-23 | 河南科技大学第一附属医院 | A protection support device for hemodialysis puncture position |
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| CN110812559A (en) | 2020-02-21 |
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